Fortran

Guide To Learn

Optimize Performance

Avoid Unnecessary Array Copies:

  • Use array slicing and views to avoid unnecessary copies of large arrays. Instead of copying arrays, work with slices and views where possible.

Use Compiler Optimization Flags:

  • Compile your code with optimization flags to improve performance. For example, use -O2 or -O3 with gfortran for optimizing compilers.

Example:

fortranCopy code! Avoid unnecessary copies by using array slices
program optimize
    implicit none
    integer, dimension(100) :: arr
    integer :: i

    ! Initialize array
    arr = 1

    ! Modify array using slice
    arr(50:60) = 2

    ! Print modified array
    print *, arr(50:60)
end program optimize
Optimize Performance

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